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Finding the Third Proportional to 13,554,465.75 and 20,649,404.25

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Solution

The third proportional to 13,554,465.75 and 20,649,404.25 is: 31,458,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,465.75 : 20,649,404.25 = 20,649,404.25 : x
  2. Step 2: Convert to fraction form
    13,554,465.75/20,649,404.25 = 20,649,404.25/x
  3. Step 3: Cross multiply
    13,554,465.75x = 20,649,404.25 × 20,649,404.25
  4. Step 4: Simplify right side
    13,554,465.75x = 426,397,895,879,918.06
  5. Step 5: Solve for x
    x = 426,397,895,879,918.06/13,554,465.75
  6. Step 6: Final answer
    x = 31,458,111.57

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.